Removed useless inclusion that yields compilation failure on Mac.
Removed useless inclusion that yields compilation failure on Mac.

rdebroiz/dtk,d-tk/dtk,d-tk/dtk,rdebroiz/dtk,d-tk/dtk,NicolasSchnitzler/dtk,d-tk/dtk,NicolasSchnitzler/dtk,NicolasSchnitzler/dtk,d-tk/dtk,rdebroiz/dtk,rdebroiz/dtk,NicolasSchnitzler/dtk,d-tk/dtk